Portable laptop stand



FIG. 1 is a front, right perspective view of the portable laptop stand;

FIG. 2 is rear, left perspective view of thereof;

FIG. 3 is a front view of thereof;

FIG. 4 is a rear view of thereof;

FIG. 5 is a right view of thereof;

FIG. 6 is a left view of thereof;

FIG. 7 is a top view of thereof;

FIG. 8 is a bottom view of thereof;

FIG. 9 is a folded view thereof; and,

FIG. 10 is a partially enlarged view thereof. 

CLAIM The ornamental design for a portable laptop stand, as shown and described. 